nuts › plain hexagon nuts
MS51968-5
Hex Nut
Description
MS 51968-5 Plain Hexagon Nut - Finished Pattern
Specifications
| Bearing Surface Type | Chamfered or washer faced |
|---|---|
| Finish | Cadmium ll |
| Hardness Rating | 121 brinell standard |
| Hexagon Size - Across Flats | 1/2 |
| Hexagon Size - Thick | 17/64 |
| Material | Steel |
| Nut Height | Between 0.258 inches and 0.273 inches |
| Nut Style | Hexagon |
| Size | 5/16-24 |
| Surface Treatment | Cadmium and chromate |
| Thread Class | 2b |
| Thread Direction | Right-hand |
| Thread Fraction | 5/16-24 |
| Thread Qty | 24 |
| Thread Qty Per Inch (tpi) | 24 |
| Thread Series | Unf (fine thread) |
| Thread Size | 0.312 |
| Thread Type | UNF-2B |
| Width Across Flats | Between 0.489 inches and 0.50 inches |
Cross-reference
Similar parts
Parts with matching key dimensions — often from a different standards family. Candidates for comparison only; verify the full specification before substituting.
- MS51972-2 MS 5/16-24 · CRES
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Catalog data updated 2026-07-05. Report a data error